KR100798776B1 - Dishwasher having apparatus for adjustment height of basket - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dishwasher, and more particularly, to an apparatus for adjusting the height of a dish basket of a dishwasher.

A dishwasher having a height adjustment device for a dish basket according to the present invention includes a main body having a washing tank provided therein, a dish basket for storing dishes to be cleaned inside the washing tank, and support supported on both sides of the dish basket so as to be movable. A bracket, a roller installed on the support bracket to slide the dish basket in the front and rear directions of the washing tank, and an adjustment to adjust the height of the dish basket by adjusting the shanghai dong of the support bracket installed on the dish basket. Including the lever, the control lever is moved integrally with the dish basket, so that the finger pivoting the control lever is not caught in the dish basket, so that the user is not injured.

Description

Dishwasher having apparatus for adjustment height of basket}

1 is a perspective view showing the appearance of a dish washer according to the present invention.

Figure 2 is an exploded perspective view showing a height adjusting device of the dish basket according to the present invention shown in FIG.

Figure 3 is a perspective view showing the back of the height adjusting device of the dish basket according to the present invention shown in FIG.

4 (a) is a side view showing a state in which the dish basket is adjusted upward by the height adjusting device of the dish basket according to the present invention shown in FIG.

Figure 4 (b) is a cross-sectional view showing a height adjusting device of the dish basket according to the present invention shown in Figure 4 (a).

Figure 5 (a) is a side view showing a state in which the dish basket is adjusted downward by the height adjusting device of the dish basket according to the present invention shown in FIG.

Figure 5 (b) is a cross-sectional view showing a height adjusting device of the dish basket according to the present invention shown in Figure 5 (a).

 * Description of the symbols for the main functions of the drawings *

10: main body 40: top dish basket.

100; Height adjustment of the dish basket. 110: support bracket

111: body 112: extension portion

113: support portion 120: adjustment lever

121: A steering wheel 122: A locking part

112a: slope 112b: locking jaw

130: guide cover

The present invention relates to a dishwasher, and more particularly, to a height adjusting device of the dish basket of the dishwasher.

In general, the dishwasher is a device for washing dishes by spraying high-pressure washing water on the dishes. The dish washing tub is provided to be slidable in the front and rear sides of the dishes, and the dishes can be slidably moved forward and backward. And upper and lower dish baskets, a sump collecting wash water for washing dishes, a pump and a nozzle for spraying the washing water into the washing tank.

On the other hand, the dishwasher has been proposed a technique for installing a height adjusting device of the dish basket for adjusting the height of the dish basket to accommodate the configuration of the various dishes.

The height adjusting device of the dish basket is mainly installed in the upper dish basket to adjust the height can be adjusted up and down according to the size of the tableware, there is an advantage that can be effectively stored in the table in a limited washing tank space .

Thus, as a prior art for installing the height adjustment device of the dish basket in the dishwasher, Korean Laid-Open Patent Publication No. 10--2005-0019653 is installed in the front and rear direction on the inner wall surface of the dish basket for storing the dishes, and both sides of the dish washing tank Guide rails, support brackets mounted on the rollers to slide along the guide rails, and supported on both sides of the dish basket so as to be movable in the vertical direction; Disclosed is a dish basket height adjusting device including a handle for releasing a latch and allowing a dish basket to move upward and downward. In addition, the dish basket has a net structure consisting of a plurality of vertical bars (vertical bar) and horizontal bars (horizontal bar) to store the dishes and to pass the washing water which has washed the dishes.

The height adjustment of the dish basket disclosed in this notice is that when a user approaches the hands from both sides of the basket and manipulates the handle, some of the user's fingers (thumb and index finger or thumb and index finger and middle finger) grasp the basket and the remaining fingers. Some (stop or ring finger) rotates the handle fixedly installed on the support bracket through the net of the dish basket. At this time, the dish basket and the support bracket are released and the dish basket moves downward by its own load. Relatively mounted rail mounting bracket is moved upward to adjust the height of the dish basket.

However, the height adjusting device of the dish basket has a support bracket that moves relative to the movement of the dish basket, ie, when the dish basket moves downward, when the handle for adjusting the locking state of the dish basket and the support bracket moves upward. It is fixedly installed on the support bracket so that it can move together with the body.Some of the fingers (stop or ring finger) that has turned the handle can be caught on the horizontal bar (horizontal) of the dish basket that descends at high speed by its own load. There was a problem that could cause injury.

In addition, the lever is installed on the outside of the support bracket is exposed to the outside, there was a problem that the appearance aesthetic quality is reduced.

The present invention is to solve the above problems, an object of the present invention to improve the structure of the height adjusting device of the dish basket to provide a dish washing machine that can adjust the height of the dish basket stably and easily.

In addition, to take out the dish basket to the outside of the washing tank to provide a dishwasher that can improve the appearance aesthetic quality.

Dishwasher with a dish basket height adjustment device of the present invention for achieving the above object is provided with a washing tank therein; A dish basket for storing dishes to be cleaned in the washing tank; Support brackets supported on both sides of the dish basket so as to be movable; A roller installed on the support bracket to slide the dish basket in a forward and backward direction of the washing tank; The height of the dish basket is provided in the dish basket and includes a control lever for adjusting the height of the dish basket by adjusting the shanghaidong of the support bracket, the upper portion of the dish basket and the shank at the same time The spacing between the ends of the control lever is characterized in that it is kept constant.

In addition, the adjustment lever is formed in the one end engaging portion engaging the support bracket, the other end is rotated the control lever is formed a handle for adjusting the engagement between the support bracket and the engaging portion is formed, the adjustment lever Simultaneously with the rotation of the support bracket due to the rotation of the handle and the gap between the upper end of the dish basket is characterized in that it is kept constant.

In addition, the height adjustment device for the dish basket is characterized in that it further comprises a guide cover surrounding the control lever.

In addition, the engaging portion is provided with an inclined surface for guiding the movement of the support bracket, and a locking step provided at the lower portion of the inclined surface and causing the support bracket to stop the relative lowering movement of the support bracket of the dish basket. It is characterized by including.

In addition, a spring for supporting the locking portion elastically is provided between the locking portion and the inner surface of the guide cover.

In addition, the guide cover is the locking portion is located inside the guide cover, the handle wraps around the control lever to be located outside the guide cover, the locking portion is provided in the guide cover is rotatably provided inside It is done.

The guide cover may include a rear cover coupled to the dish basket, and a front cover covering the rear cover to completely seal the engaging portion.

In addition, the rear cover is provided with a fixing hook and a seating groove for detachably coupling the guide cover to the dish basket, the inner surface of the rear cover when the locking action between the support bracket and the engaging portion is released The stopper is provided to prevent the bracket from rising above a predetermined height.

In addition, the control lever is characterized in that the adjustable to be pivotable in the lateral direction of the dish basket.

In addition, the side of the front cover is characterized in that the slit hole for guiding the support bracket to move up and down is provided.

In addition, the dishwasher having a dish basket height adjustment device according to the invention the main body provided with a washing tank therein; A dish basket for storing dishes to be cleaned in the washing tank; Support brackets provided on both sides of the dish basket so as to be movable and mounted on the dish tub; Is installed in the dish basket is provided with a height adjustment device for the dish basket including a control lever for adjusting the height of the dish basket to cause relative movement of the dish basket relative to the support bracket, the control lever is the end of the When rotating to the outside of the dish basket is characterized in that the relative movement between the dish basket and the support bracket is generated to occur.

In addition, a handle is provided at an upper end of the control lever, and a locking part is provided at a lower end thereof to contact the support bracket. When the handle rotates toward the outside of the dish basket, the locking between the support bracket and the locking part is released. The dish basket is characterized in that the downward movement with respect to the support bracket.

In addition, the control lever further comprises a guide cover rotatably installed, the guide cover is installed on the rear side of the dish basket detachably, the side of the guide cover relative to the support bracket and the dish basket It is characterized in that the slit hole is formed to guide the vertical movement.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

As shown in FIG. 1, the dishwasher includes a main body 10 forming an exterior, a washing tank 20 having a front surface opened in the main body 10 to form a space for washing dishes, and the washing tank 20. It is configured to include a door 30 hinged to the front of the main body 10 to open and close the opening of the front.

Upper and lower baskets 50 and 50 are respectively installed on the upper and lower sides of the washing tank 20 to accommodate the dishes, and each of the dish baskets 40 and 50 has a roller 60 on the outside thereof. ).

 Upper and lower guide rails 70 and lower guide rails (not shown) are respectively provided on the upper and lower sidewalls of the cleaning tank 20, and the roller 60 is the upper guide rail 70 and the lower guide rails (not shown). It is seated on the slide so as to be movable.

Therefore, the upper and lower guide baskets (40, 50) are arranged to slide forward and backward by the slide movement between the upper and lower guide rails (70, not shown) and the roller (60).

A control unit (not shown) is disposed at an upper end of the main body 10 above the door 30 to control a general dish washing machine operation by receiving a signal input from the input unit 80. ) Is installed.

Further, although not shown in the drawing, a water spray nozzle is provided in the washing tank 20 to spray the washing water to the dishes, and a sump for collecting the washing water at the lower end of the main body 10 and the sump. A circulation pump for supplying the supplied water to the water spray nozzle is provided.

As shown in Figure 2, the height adjusting device 100 of the dish basket according to the present invention is provided on the side of the dish basket 40 and the support bracket 110 for supporting the dish basket 40 to the washing tank and , The control lever 120 for adjusting the shangdong of the support bracket 110, and the guide cover 130 is coupled to the upper basket (40) to cover the control lever 120.

As will be described in detail later, the support bracket 110 and the dish basket 40 are provided to allow relative movement up and down, which allows the user to adjust the height of the dish basket 40 according to the size of the dish. To do this.

That is, by installing the height of the dish basket 100 on both sides of the dish basket 40, the upper dish basket 40 to the lower side of the washing tank 20 when it is necessary to wash the large tableware By moving to expand the upper space of the upper basket 40 is to store the large tableware in the upper dish basket 40 to wash the dishes. .

The upper dish basket 40 stores a plurality of vertical bars (vertical, 42) and a plurality of horizontal bars (horizontal, 41) so as to accommodate the dishes and at the same time to pass through the washing water washing the dishes to the bottom of the washing tank 20 ) Has a mesh structure arranged at each other at predetermined intervals.

The support bracket 110 is provided to allow relative movement to occur up and down with the top basket (40) as described above, it is made of a plate shape.

In addition, the detailed configuration of the support bracket 110, a plurality of rollers for rolling along the guide rail (70, Fig. 1) to slide the upper basket (40) into the washing tank (20) ( 60 is installed in the body portion 111 and the guide cover 130 is inserted into the guide lever 130, or is caught or caught on the locking portion 122 to be described later provided at the end of the control lever 120 in accordance with the rotation of the control lever 120 It is composed of an extension portion 112 extending in the lateral direction of the body portion 111 to be released.

 A plurality of rollers 60 are provided, and a total of three rollers 60 are installed on the outer side of the body part 111 in a "a" shape. The body moves in a cloud along an upper portion of the guide rail 70 (see FIG. 1). The upper upper roller 60a and the upper upper roller 60b and the upper upper roller 60b provided at the upper and rear portions of the upper part 111 and directly below the rear upper roller 60b so as to move along the lower portion of the guide rail 70 (see FIG. 1). It consists of the rear lower roller 60c provided.

In addition, the upper and lower portions of the other side of the body portion 111, in which the extension portion 112 is not provided, are provided in a shape that is bent in a semi-circular shape, and the outer peripheral portion of the guide vertical bar 42a provided in the dish basket 40 is provided. Wrapped, the support portion 113 is coupled to the guide vertical bar (42a) in the interference fit manner to support the body portion 111 to be movable in the vertical direction.

 The guide cover 130 includes a rear cover 130a coupled to the dish basket 40 in a substantially rectangular shape, and a front cover 130b covering the rear cover 130a to form a sealed space therein. do.

Fastening hooks (not shown) and seating grooves for attaching the rear cover 130a to the horizontal bar 41 and the vertical bar 42 of the dish basket 40 are detachably attached to upper and lower parts of the rear cover 130a. Not shown), these fixing hooks and mounting grooves will be described later.

A bolt groove 132a is formed on the inner upper and lower portions of the rear cover 130a so as to be bolted to the front cover 130b by the bolt 140, and a locking portion 122 of the adjustment lever 120 is formed at the center portion thereof. The engaging portion seating groove 131a is formed.

Compression springs 134a are provided on both sides of the engaging portion seating groove 131a to elastically support the engaging portion 122, and the compression spring 134a is engaged with the adjustment lever 120. After deactivation of the external force to rotate the portion 122 is to return the control lever 120 and the locking portion 122 to the original position.

On the other hand, the hinge hole 133a to which the hinge shaft 123 of the control lever 120 is rotatably coupled to both side surfaces of the central portion of the rear cover 130a.

In addition, the control lever 120 is rotated on the upper portion of the engaging portion seating groove 131a to release the engaging portion 122 and the extension 112 of the supporting bracket 110 to release the supporting bracket 111. The stopper 137a is formed to prevent the support bracket 110 from being raised above a predetermined height at the time of the rising (or the downward movement of the upper dish basket 40).

A through groove 131b is formed at a position corresponding to the bolt groove 132a to penetrate the bolt 140 at upper and lower portions of the front cover 130b, and at one side of the front cover 130b, the support bracket An extension portion 112 of the 111 is inserted to form a slit hole 132b having a long length in the vertical direction so that the support bracket 111 is movable in the vertical direction of the top basket 40.

The control lever 120 is an extension portion 112 formed on the support bracket 110 and the engaging portion 122 is engaged with the extension portion formed on the support bracket 110 by rotating the control lever 120 ( 112 and a handle 121 for adjusting the locking / release of the engaging portion 122, and a hinge shaft 123 hinged to the hinge hole (133a) of the guide cover 130.

Here, the locking portion 122 and the handle 121 is formed in the opposite direction with the hinge axis 123 as the center line (C), the locking portion 122 to the outside of the guide cover 130 The handle 121 is positioned inside the guide cover 130 so as to be easily exposed to the outside of the guide cover 130 so as to be easily operated by a user.

Here, the handle 121 is formed in a "c" shape, it is preferably provided in a shape surrounding the guide cover 130, other shapes can also be considered.

The locking portion 122 is formed with an inclined surface 122a having a downwardly sloped inclined surface, and a locking step 122b provided below the inclined surface 122a.

Here, the inclined surface (122a) is such that when the user applies a predetermined force to lift the upper basket (40) to the upper side so that the extension portion 112 formed on the support bracket 110 comes down along the locking portion (122). It is to guide.

In addition, the latching jaw 122b is supported by the extension bracket 112 formed in the support bracket 110 when the control lever 120 is restored to its original state by the compression spring 134a. It is to prevent the rise of.

On the other hand, as shown in Figure 3, the back of the guide cover 130, it can be seen that the fixing hook 135a and the mounting groove 135b for coupling with the dish basket is provided, the fixing hook 135b Is coupled to the vertical bar (not shown), the seating groove 135b is coupled to the horizontal bar (not shown).

Hereinafter, with reference to the drawings will be described in detail the operation of the dish basket height adjustment device according to the present invention.

Figure 4 (a) and 4 (b) is a side view and a cross-sectional view showing a state in which the rail is positioned below the top basket by the height adjustment device according to the present invention the top basket is adjusted. Figures 5 (a) and 4 (b) is a side view and a cross-sectional view showing a state in which the rail is positioned on the upper portion of the upper basket by the height adjustment device of the dish basket according to the present invention is adjusted downward.

As shown in Figure 4 (a) and 4 (b), in the state in which the guide cover 130 is fixed to the top basket (40), an extension portion formed at one end of the support bracket 110 ( 112 is inserted into the slit hole 132b of the guide cover 130 to be caught by the locking step 122b of the locking portion 122 formed in the control lever 120.

Meanwhile, the support 113 formed at the other end of the support bracket 110 is elastically fitted to the guide vertical bar 42a so that the support bracket 110 is supported by the dish basket 40 in a shanghai fashion.

In addition, the rollers (60a, 0b, 60c) formed on the body 111 of the support bracket 110 is supported by the guide rail 70 while moving the cloud to withdraw the dish basket 40 to slide forward and backward. To be seated.

First, when the height of the dish basket 40 is adjusted upward (relatively installed on the upper side relative to the inside of the washing tank) when the dish basket 40 is adjusted downward to wash the large sized dish (relative to the inside of the washing tank) Will be described below).

When the user grasps the front part of the dish basket 40 and pulls it out of the main body, the rollers 60a, 60b, and 60c mounted on the support bracket 110 move forward along the guide rail 70, and the dish basket ( 40) is drawn out.

In this state, the user approaches the hands of both sides of the upper basket 40, except for the thumb of the fingers of the other fingers gripping the horizontal bar (40), the thumb of the handle lever 121 of the adjustment lever of the upper basket It turns out 40.

Then, as shown in Figs. 5 (a) and 5 (b), the locking jaw 122b and the extension portion 112 are released, so that the dish basket 40 is subjected to its own load in which the dishes are stored. The support bracket 110, which is moved downward in relation to the support bracket 11 and is relatively mounted with rails 60a, 60b, and 60c, rides through the slot hole 132b with respect to the dish basket 40. It is moving upward.

Thus, the dish basket 40 is in a state of being lowered downward relative to the initial state in the washing tank.

On the other hand, such a relative movement is made up and down between the dish basket 40 and the support bracket 110, the guide cover 130 by the fixing hook (135a) and the seating groove (135b) It is fixed.

Therefore, as long as the control lever 120 is rotatably coupled to the guide cover 130, the height of the control lever 120 is determined by the guide cover 130 and the dish basket 40. .

Thus, even when the handle 121 of the control lever 120 is rotated so that the support bracket 110 moves up and down, the distance between the handle 121 and the upper end of the dish basket 40 is almost constant. Is maintained.

By the way, since the user's thumb is located in the above interval, even if the interval is kept constant, even if the dish basket 40 is moved up and down, the possibility that the user's thumb is caught, causing injury is eliminated.

On the other hand, as shown in Figure 4 (a) and 4 (b) the handle of the control lever 120 to move the basket 40 to the upper side in the state in which the dish basket 40 is moved downward ( The dish basket 40 may be pulled up without having to turn 121.

Because, when pulling up the dish basket 40, the locking portion 122 located inside the guide cover 130 is also pulled up, and then, the inclined surface 122a of the locking portion 122 As the extension portion 112 of the support bracket 111 meets, the locking portion 122 moves toward the compression spring 134a.

After that, when the inclined surface 122a passes through the extension part 112 and the locking jaw 122b is positioned in the extension part 112, the locking part (d) is caused by the elastic force of the compression spring 134a. 122 is pushed back, and the latching jaw 122b is located on the upper surface of the extension 112.

Thus, when the movement to the upper portion of the dish basket 40 is completed, the dish basket 40 falls downward due to its own weight due to a locking action between the locking jaw 122b and the upper surface of the extension 112. Is prevented.

What has been described above is only one embodiment of the dishwasher having a height adjustment device for the dish according to the present invention, the present invention is not limited to the above-described embodiment and the present invention belongs to within the technical spirit of the present invention Of course, various modifications are possible by one of ordinary skill in the art.

As described above, according to the dishwasher equipped with a height adjustment device for the dish basket according to the present invention, the control lever for adjusting the height of the dish basket is combined to move integrally with the dish basket, the control lever is rotated by a finger to Even if the loaded dish basket descends at a high speed due to its own load, there is no fear that a finger may get caught in the dish basket and there is no risk of physical injury.

In addition, by covering the guide cover so as not to expose the locking portion of the adjustment lever to the outside, the aesthetic quality of the entire dish washer is improved when the dish basket is taken out.

Claims (13)

A main body provided with a cleaning tank therein; A dish basket for storing dishes to be cleaned in the washing tank; Support brackets supported on both sides of the dish basket so as to be movable; A roller installed on the support bracket to slide the dish basket in a forward and backward direction of the washing tank; And Is installed in the dish basket is provided with a height adjustment device for a dish basket including a control lever for adjusting the height of the dish basket, The control lever is formed in the one end engaging portion is caught by the support bracket, the other end is formed by a handle for adjusting the engagement between the support bracket and the engaging portion by rotating the engaging portion, Simultaneously with the shank of the dish basket due to the rotation of the control lever, the dish basket and the dish basket height adjusting device are integrally moved. The dishwasher height adjusting device is a dishwasher having a height adjusting device of the dish basket, further comprising a guide cover surrounding the control lever. delete delete The method of claim 1, The locking portion includes an inclined surface for guiding the movement of the support bracket, and a locking jaw provided at a lower portion of the inclined surface to cause a support action of the support bracket to prevent a relative downward movement of the support basket against the support bracket. Dishwasher, characterized in that. The method of claim 1, And a spring for supporting the locking portion elastically between the locking portion and the inner surface of the guide cover. The method of claim 1, The guide cover surrounds the control lever such that the engaging portion is located inside the guide cover, and the handle is positioned outside the guide cover. The hook portion dishwasher having a height adjustment device for the dish basket, characterized in that the guide cover is rotatably provided therein. The method of claim 6, The guide cover is a dishwasher having a height adjusting device for the dish basket, characterized in that the rear cover is coupled to the dish basket and the front cover covering the rear cover to completely close the engaging portion. The method of claim 7, wherein The rear of the rear cover is formed with a fixing hook and a seating groove for detachably coupling the guide cover to the dish basket, The inner surface of the rear cover is provided with a stopper for adjusting the height of the dish basket, characterized in that the stopper is provided so as to prevent the support bracket from rising above a predetermined height when the locking action is released between the support bracket and the engaging portion. . The method of claim 6, The adjustment lever is dishwasher having a height adjusting device of the dish basket, characterized in that the adjustable to be able to turn in the lateral direction of the dish basket. The method of claim 9, The side of the front cover dishwasher having a height adjustment device for the dish basket, characterized in that the slit hole for guiding the support bracket to move up and down is provided. A main body provided with a cleaning tank therein; A dish basket for storing dishes to be cleaned in the washing tank; Support brackets provided on both sides of the dish basket to allow the dish basket to be mounted on the washing tank; Is installed in the dish basket and the height of the dish basket including a control lever for adjusting the height of the dish basket by causing the relative movement of the dish basket with respect to the support bracket, The control lever is provided so that relative movement between the dish basket and the support bracket occurs when the end portion thereof rotates outside the dish basket, A handle is provided at the upper end of the control lever, and a locking part is provided at the lower end in contact with the support bracket. When the handle rotates toward the outside of the dish basket, the catch between the support bracket and the catching part is released so that the dish basket moves downward with respect to the support bracket. And a guide cover on which the control lever is rotatably installed. delete The method of claim 11, The guide cover is detachably installed on the rear side of the dish basket, The side of the guide cover dishwasher having a height adjustment device for the dish basket, characterized in that the slit hole for guiding the relative vertical movement of the support bracket and the dish basket is formed.

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